Glottiphyllum nelii Schwantes in Möller's Deutsche Gärtn.-Zeitung 43: 92. 1928 sec. Hartmann 2017
- =Glottiphyllum pallens L.Bolus, Notes Mesembryanthemum 2: 389. 1933 syn. sec. Hartmann 2017
- =Glottiphyllum pygmaeum L.Bolus, Notes Mesembryanthemum 2: 390. 1933 syn. sec. Hartmann 2017